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Finding the Fourth Proportional to 18,025.04, 27,041.80 and 5,713.04

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Solution

The fourth proportional to 18,025.04, 27,041.80 and 5,713.04 is: 8,570.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,025.04 : 27,041.80 = 5,713.04 : x
  2. Step 2: Convert to fraction form
    18,025.04/27,041.80 = 5,713.04/x
  3. Step 3: Cross multiply
    18,025.04x = 27,041.80 × 5,713.04
  4. Step 4: Simplify right side
    18,025.04x = 154,490,885.07
  5. Step 5: Solve for x
    x = 154,490,885.07/18,025.04
  6. Step 6: Final answer
    x = 8,570.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.